seanbreckenridge/leibniz_formula.py

## leibniz_formula.py
from typing import Iterator, TypeVar
from decimal import Decimal

it = int(input("Enter number of iterations: "))


def calculate_pi(till: int, factory: TypeVar) -> Iterator[int]:
    approx = factory(0)
    denom = factory(1)
    for i in range(till):
        if i % 2 == 0:
            approx += factory(1) / denom
        else:
            approx -= factory(1) / denom
        denom += 2
        yield approx * 4


int_pi = calculate_pi(it, int)
dec_pi = calculate_pi(it, Decimal)

for i, (int_res, dec_res) in enumerate(zip(int_pi, dec_pi)):
    print(f"int: {int_res} | dec: {dec_res} | diff: {abs(dec_res - Decimal(int_res))}")
    if i >= it:
        break
	from typing import Iterator, TypeVar
	from decimal import Decimal

	it = int(input("Enter number of iterations: "))


	def calculate_pi(till: int, factory: TypeVar) -> Iterator[int]:
	approx = factory(0)
	denom = factory(1)
	for i in range(till):
	if i % 2 == 0:
	approx += factory(1) / denom
	else:
	approx -= factory(1) / denom
	denom += 2
	yield approx * 4


	int_pi = calculate_pi(it, int)
	dec_pi = calculate_pi(it, Decimal)

	for i, (int_res, dec_res) in enumerate(zip(int_pi, dec_pi)):
	print(f"int: {int_res} \| dec: {dec_res} \| diff: {abs(dec_res - Decimal(int_res))}")
	if i >= it:
	break